8 miners standing in Larry Brogan's claim, Granite Creek as hydraulic equipment washes hillside. Image is out of focus and there are spots and squiggles on the image. One miner is directing the waterflow and the other seven men are looking on...

Hydraulic placer mining on the Boise River near Twin Springs in Elmore County, Idaho. Photo shows a miner operating a hydraulic giant on a hillside while another miner is inspecting the runoff in the ground sluice below.

Triumph Mine, the longest operated mine in the Wood River Valley, sitting at foot of sage-covered hills. There is a tailing pond in foreground, and a waste dump and shaft on the hillside in the background. The ore bins are at the very top of the...